<template>
  <div>
    <!-- 导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>权限管理</el-breadcrumb-item>
      <el-breadcrumb-item>权限列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片区域 -->
    <el-card class="box-card">
      <!-- 搜索与添加区域 -->
      <el-row :gutter="20">
        <el-col :span="10">
          <!-- 搜索区 -->
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList"
          >
            <el-button slot="append" icon="el-icon-search" @click="getUserList">
            </el-button>
          </el-input>
        </el-col>
        <!-- 添加用户 -->
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true"
            >添加用户</el-button
          >
          <!-- 添加用户对话框 -->
          <el-dialog
            title="添加用户"
            :visible.sync="addDialogVisible"
            width="50%"
            @close="addDialogClose"
          >
            <!-- 弹出内容主题区 -->
            <el-form
              :model="addForm"
              :rules="addFormRules"
              ref="addFormRef"
              label-width="70px"
            >
              <!-- //添加用户名 -->
              <el-form-item label="用户名" prop="username">
                <el-input v-model="addForm.username"></el-input>
              </el-form-item>
              <!-- //添加密码 -->
              <el-form-item label="密码" prop="password">
                <el-input v-model="addForm.password"></el-input>
              </el-form-item>
              <!-- //添加邮箱 -->
              <el-form-item label="邮箱" prop="email">
                <el-input v-model="addForm.email"></el-input>
              </el-form-item>
              <!-- //添加手机号 -->
              <el-form-item label="手机号" prop="mobil">
                <el-input v-model="addForm.mobil"></el-input>
              </el-form-item>
            </el-form>
            <!-- 底部按钮区 -->
            <span slot="footer" class="dialog-footer">
              <el-button @click="addDialogVisible = false">取 消</el-button>
              <el-button type="primary" @click="addUser">确 定</el-button>
            </span>
          </el-dialog>
        </el-col>
      </el-row>
      <!-- 用户列表区 -->
      <el-table :data="userlist" :border="true" :stripe="true">
        <el-table-column type="index"> </el-table-column>
        <el-table-column prop="username" label="姓名"> </el-table-column>
        <el-table-column prop="email" label="邮箱" width="180">
        </el-table-column>
        <el-table-column prop="mobile" label="电话" width="180">
        </el-table-column>
        <el-table-column prop="role_name" label="角色" width="180">
        </el-table-column>
        <el-table-column label="状态" width="180">
          <template slot-scope="scope">
            <!-- 此处已经弃用，后续更改 -->
            <!-- <template name="userlist"> -->
            <!-- {{ userlist }} -->
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChange(scope.row)"
            >
            </el-switch>
            <!-- </template> -->
          </template>
        </el-table-column>
        //操作区域
        <el-table-column label="操作" width="180">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.id)"
            ></el-button>
            <!-- 修改用户信息 -->
            <el-dialog
              title="修改用户信息"
              :visible.sync="editDialogVisible"
              width="50%"
              @close="editDialogClosed"
            >
              <el-form
                :model="editForm"
                :rules="editFormRules"
                ref="editFormRef"
                label-width="70px"
              >
                <el-form-item label="用户名">
                  <el-input v-model="editForm.username" disabled></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                  <el-input v-model="editForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机号" prop="mobile">
                  <el-input v-model="editForm.mobile"></el-input>
                </el-form-item>
              </el-form>
              <span slot="footer" class="dialog-footer">
                <el-button @click="editDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="editUserInfo"
                  >确 定</el-button
                >
              </span>
            </el-dialog>
            <!-- 删除按钮 -->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeUserById(scope.row.id)"
            ></el-button>
            <!-- 分配角色按钮 -->
            <el-tooltip
              effect="dark"
              content="分配角色"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 3, 4]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    //验证手机号的规则
    let checkMobile = (rule, value, cb) => {
      const regMobile =
        /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
      if (regMobile.test(value)) {
        return cb()
      }
      cb(new Error('请输入准确的手机号'))
    }
    return {
      //获取用户列表参数
      queryInfo: {
        query: '',
        //当前页码数
        pagenum: 1,
        //当前页数据量
        pagesize: 2,
      },
      userlist: [],
      total: 0,
      //控制添加用户对话框的显示与隐藏
      addDialogVisible: false,
      //添加用户表单数据
      addForm: {
        username: '',
        password: '',
        email: '',
        mobil: "",
      },
      //添加表单验证规则对象
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 5 个字符', trigger: 'blur' },
        ],
        password: [
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在6 到 15 个字符', trigger: 'blur' },
        ],
        email: [
          // { required: true, message: "请输入邮箱", trigger: "blur" },
          {
            required: true,
            type: 'email',
            message: '请输入邮箱地址',
            trigger: ['blur', 'change'],
          },
        ],
        mobil: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' },
        ],
      },
      //控制修改用户对话框显示与隐藏
      editDialogVisible: false,
      //查询到的用户信息
      editForm: {},
      //编辑用户信息表单验证
      editFormRules: {
        email: [
          {
            required: true,
            type: 'email',
            message: '请输入邮箱地址',
            trigger: ['blur', 'change'],
          },
        ],
        mobile: [
          { required: true, message: '请输入手机号', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' },
        ],
      },
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    //获取用户列表数据
    async getUserList() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200)
        return this.$message.error('获取用户列表失败')
      //赋值用户数据
      this.userlist = res.data.users
      this.total = res.data.total
      console.log(res)
      console.log(typeof this.userlist)
    },
    //监听pagesize页数改变
    handleSizeChange(val) {
      this.queryInfo.pagesize = val
      this.getUserList()
      //console.log(`每页 ${val} 条`)
    },
    //监听页码值改变
    handleCurrentChange(val) {
      this.queryInfo.pagenum = val
      this.getUserList()
      //console.log(`当前页: ${val}`)
    },
    //监听Switch开关状态
    async userStateChange(userInfo) {
      console.log(userInfo)
      const { data: res } = await this.$http.put(
        `users/${userInfo.id}/state/${userInfo.mg_state}`
      )
      console.log(res)
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户状态成功')
    },
    //监听用户对话框关闭事件
    addDialogClose() {
      this.$refs.addFormRef.resetFields()
    },
    //点击按钮，添加用户
    addUser() {
      this.$refs.addFormRef.validate(async (value) => {
        if (value) return
        //可以发起添加网络用户的网络请求
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
        //隐藏添加用户的对话框
        this.addDialogVisible = false
        //刷新用户列表
        this.getUserList()
      })
    },
    //编辑用户信息
    async showEditDialog(id) {
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('查询用户信息失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true
      //console.log(id)
    },
    //监听编辑用户信息修改对话框关闭
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    //修改用户信息并提交
    editUserInfo() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return
        //发起修改用户信息
        const { data: res } = await this.$http.put(
          'users/' + this.editForm.id,
          { email: this.editForm.email },
          { mobile: this.editForm.mobile }
        )
        if (res.meta.status !== 200) {
          return this.$message.error('更新用户信息失败')
        }
        //关闭对话框
        this.editDialogVisible = false
        //刷新数据列表
        this.getUserList()
        //提示修改成功
        this.$message.success('信息修改成功')
      })
    },
    //根据ID删除用户
    async removeUserById(id) {
      //询问用户是否删除数据

      const confirmResult = await this.$confirm(
        '此操作将永久删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      ).catch(err => err)
      //确认删除返回字符串confirm
      //取消删除返回字符串cancel
      //console.log(confirmResult)
      if(confirmResult !== 'confirm') {
        return this.$message.info('已取消删除')
      }
      //发起删除用户信息请求
      const {data: res} = await this.$http.delete('users/' + id)
      if(res.meta.status !== 200) {
        return this.$message.error('删除用户失败')
      }
      this.$message.warning('已删除该用户')
      this.getUserList()
    },
  },
}
</script>

<style lang="less" scoped>
.el-card {
  box-shadow: 0px 1px 1px rgba(0, 0, 0, 0.15) !important;
}

.el-table {
  margin-top: 15px;
  font-size: 12px;
}

.el-pagination {
  margin-top: 15px;
}
</style>
